Horn doesn't stop honking

[Little.desperado]

Hi Everybody, <br /><br />i got a 30HP 1989 Evinrude Outboard with remote control box.<br />today i installed the outboard, control box, battery,... on my boat.<br />When is started the engine by turning the ignition key the horn of the remote control box started honking and did not stop.<br />I thought it would just honk while i start the engine, but it first ended after turning the engine of.<br /><br />I don't know what i did wrong!<br /><br />I hope anybody can help me!<br /><br />Thanks very much!